3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "TT"; Var_dump(ord($a), ord($a[0]).ord($a[1]));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0110.00418.55
8.3.50.0120.00618.30
8.3.40.0150.00018.59
8.3.30.0070.00718.54
8.3.20.0040.00419.12
8.3.10.0070.00021.95
8.3.00.0050.00319.20
8.2.180.0070.00718.18
8.2.170.0130.00322.96
8.2.160.0070.00720.29
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0050.00322.25
8.2.120.0070.00026.35
8.2.110.0000.00919.22
8.2.100.0180.01117.59
8.2.90.0050.00319.29
8.2.80.0000.00817.97
8.2.70.0080.00017.63
8.2.60.0000.00817.80
8.2.50.0060.00318.10
8.2.40.0040.00420.64
8.2.30.0000.00719.25
8.2.20.0050.00218.16
8.2.10.0000.00717.92
8.2.00.0040.00417.46
8.1.280.0110.00425.92
8.1.270.0050.00322.12
8.1.260.0040.00428.09
8.1.250.0050.00328.09
8.1.240.0060.00322.02
8.1.230.0030.00917.70
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0000.00917.35
8.1.180.0040.00418.10
8.1.170.0060.00318.51
8.1.160.0070.00018.87
8.1.150.0000.00718.48
8.1.140.0080.00019.58
8.1.130.0000.00817.85
8.1.120.0040.00417.48
8.1.110.0000.00717.45
8.1.100.0050.00317.33
8.1.90.0070.00017.48
8.1.80.0030.00317.39
8.1.70.0030.00317.45
8.1.60.0000.00717.60
8.1.50.0040.00417.54
8.1.40.0070.00017.52
8.1.30.0030.00517.67
8.1.20.0000.00817.69
8.1.10.0040.00417.48
8.1.00.0060.00617.57
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0080.00018.44
8.0.270.0030.00717.24
8.0.260.0050.00317.17
8.0.250.0050.00216.89
8.0.240.0040.00416.83
8.0.230.0070.00016.99
8.0.220.0070.00016.86
8.0.210.0000.00716.77
8.0.200.0000.00616.93
8.0.190.0070.00316.94
8.0.180.0040.00416.97
8.0.170.0070.00016.82
8.0.160.0040.00416.94
8.0.150.0000.00816.70
8.0.140.0000.00716.74
8.0.130.0060.00013.37
8.0.120.0040.00416.86
8.0.110.0000.00716.95
8.0.100.0040.00416.80
8.0.90.0000.00716.76
8.0.80.0070.00716.83
8.0.70.0070.00016.90
8.0.60.0000.00716.88
8.0.50.0040.00416.84
8.0.30.0130.00516.96
8.0.20.0140.01017.40
8.0.10.0040.00416.83
8.0.00.0090.01916.76
7.4.330.0000.00515.55
7.4.320.0000.00616.45
7.4.300.0000.00716.59
7.4.290.0040.00416.46
7.4.280.0040.00416.41
7.4.270.0070.00016.51
7.4.260.0100.00316.38
7.4.250.0030.00316.47
7.4.240.0000.00816.64
7.4.230.0060.00016.62
7.4.220.0070.01016.52
7.4.210.0120.00316.48
7.4.200.0000.00816.57
7.4.160.0090.00816.49
7.4.150.0160.00917.40
7.4.140.0130.00717.86
7.4.130.0100.01016.38
7.4.120.0090.00916.44
7.4.110.0060.01616.30
7.4.100.0060.01216.51
7.4.90.0110.00616.42
7.4.80.0060.01619.39
7.4.70.0080.00816.25
7.4.60.0030.01316.42
7.4.50.0090.00616.43
7.4.40.0060.01016.44
7.4.30.0160.00016.40
7.4.10.0030.01315.06
7.4.00.0020.01614.72
7.3.330.0030.00313.10
7.3.320.0060.00013.05
7.3.310.0000.00716.22
7.3.300.0000.00716.26
7.3.290.0070.00716.21
7.3.280.0120.00616.22
7.3.270.0150.00917.40
7.3.260.0150.00516.38
7.3.250.0150.00516.39
7.3.240.0140.00516.43
7.3.230.0130.01016.39
7.3.210.0100.01016.38
7.3.200.0080.00816.42
7.3.190.0060.00916.21
7.3.180.0060.00916.23
7.3.170.0080.01116.25
7.3.160.0070.01016.41
7.3.130.0070.00814.54
7.3.120.0070.01014.84
7.3.110.0060.00914.95
7.3.100.0100.00314.81
7.3.90.0000.01014.88
7.3.80.0030.00614.73
7.3.70.0060.00614.92
7.3.60.0000.01414.56
7.3.50.0090.00614.84
7.3.40.0070.00714.56
7.3.30.0140.00014.55
7.3.20.0090.00616.27
7.3.10.0130.00416.45
7.3.00.0090.00616.35
7.2.330.0130.00716.41
7.2.320.0100.00716.68
7.2.310.0160.00716.13
7.2.300.0090.00916.64
7.2.290.0070.01516.59
7.2.260.0030.01315.06
7.2.250.0030.01614.79
7.2.240.0030.00914.72
7.2.230.0140.00314.94
7.2.220.0100.00715.21
7.2.210.0060.00315.05
7.2.200.0000.01014.89
7.2.190.0000.01414.83
7.2.180.0060.00614.97
7.2.170.0030.00614.97
7.2.160.0040.00814.93
7.2.150.0090.00316.46
7.2.140.0030.01016.58
7.2.130.0090.00716.52
7.2.120.0100.00816.58
7.2.110.0090.01016.73
7.2.100.0100.00716.62
7.2.90.0060.01116.51
7.2.80.0070.00916.59
7.2.70.0120.00816.68
7.2.60.0070.00916.70
7.2.50.0070.00616.75
7.2.40.0120.00716.72
7.2.30.0150.00416.56
7.2.20.0060.01316.54
7.2.10.0080.00816.55
7.2.00.0070.00616.60
7.1.330.0080.00415.41
7.1.320.0060.00615.86
7.1.310.0060.00615.74
7.1.300.0040.01115.60
7.1.290.0070.00715.96
7.1.280.0090.00315.77
7.1.270.0060.00915.73
7.1.260.0000.01115.87
7.1.250.0060.00715.78
7.1.240.0030.01015.97
7.1.230.0060.00615.88
7.1.220.0000.01115.75
7.1.210.0070.00716.02
7.1.200.0120.00315.62
7.1.190.0030.01315.62
7.1.180.0080.00415.89
7.1.170.0060.00915.42
7.1.160.0070.00415.91
7.1.150.0060.00915.48
7.1.140.0090.00615.79
7.1.130.0100.00615.90
7.1.120.0000.01315.62
7.1.110.0090.00615.64
7.1.100.0000.00915.86
7.1.90.0080.00815.66
7.1.80.0060.00915.96
7.1.70.0030.00816.50
7.1.60.0030.01116.49
7.1.50.0080.00615.71
7.1.40.0040.01115.77
7.1.30.0060.01215.95
7.1.20.0090.00615.71
7.1.10.0070.00415.80
7.1.00.0410.03718.16
7.0.330.0040.00815.23
7.0.320.0100.00315.16
7.0.310.0000.01715.50
7.0.300.0030.01315.43
7.0.290.0080.00415.37
7.0.280.0030.01015.54
7.0.270.0070.00715.36
7.0.260.0030.00615.44
7.0.250.0060.01015.44
7.0.240.0030.00915.36
7.0.230.0110.00415.20
7.0.220.0040.01115.18
7.0.210.0060.00515.06
7.0.200.0100.00815.93
7.0.190.0000.01315.30
7.0.180.0070.01015.38
7.0.170.0070.00715.26
7.0.160.0080.00815.33
7.0.150.0040.00715.48
7.0.140.0060.00615.22
7.0.130.0450.04317.78
7.0.120.0300.03318.67
7.0.110.0050.04118.71
7.0.100.0130.03518.74
7.0.90.0130.03318.83
7.0.80.0050.04218.75
7.0.70.0140.03018.82
7.0.60.0110.02718.74
7.0.50.0060.03818.68
7.0.40.0100.03017.67
7.0.30.0370.03516.74
7.0.20.0590.04516.96
7.0.10.0060.04316.85
7.0.00.0080.04317.63
5.6.400.0000.01214.51
5.6.390.0060.00914.73
5.6.380.0030.01214.13
5.6.370.0140.00314.21
5.6.360.0110.00314.12
5.6.350.0030.00914.64
5.6.340.0030.01014.33
5.6.330.0060.00914.63
5.6.320.0100.00314.11
5.6.310.0070.00714.35
5.6.300.0110.00414.31
5.6.290.0030.00614.52
5.6.280.0160.03817.68
5.6.270.0130.04017.77
5.6.260.0100.03617.66
5.6.250.0150.03217.69
5.6.240.0170.04217.62
5.6.230.0140.03317.60
5.6.220.0120.04417.76
5.6.210.0070.03417.41
5.6.200.0120.03917.66
5.6.190.0060.03817.56
5.6.180.0070.05717.59
5.6.170.0090.04417.76
5.6.160.0170.02517.59
5.6.150.0050.05517.49
5.6.140.0130.04517.46
5.6.130.0160.03817.45
5.6.120.0120.04117.54
5.6.110.0140.03317.53
5.6.100.0100.04217.54
5.6.90.0160.03717.61
5.6.80.0110.03317.22
5.6.70.0010.04617.38
5.6.60.0130.03817.35
5.6.50.0170.03717.31
5.6.40.0170.03817.37
5.6.30.0030.03717.19
5.6.20.0110.03017.16
5.6.10.0080.03317.18
5.6.00.0130.02617.30

preferences:
41.38 ms | 401 KiB | 5 Q